If A = 3x - 5y + 7 , B = 2y - 8x + 9 , C = 7 + 5x - 3y , then find . 1. A - B + C
Answers
Answered by
3
Answer:
-x-10y+5
Step-by-step explanation:
(3x-5y+7 ) - ( 2y-8x+9 ) + ( 7 + 5x - 3y )
3x-5y+7 - 2y-8x-9 + 7+ 5x-3y
3x+5x-8x-5y-2y-3y+7-9+7
8x-8x-7y-3y+14-9
-x-10y+5
Answered by
2
Answer:
Step-by-step explanation:
16x-10y+5
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